Home / 26,311.42-39,467.06-21,675.78

Finding the Fourth Proportional to 26,311.42, 39,467.06 and 21,675.78

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Solution

The fourth proportional to 26,311.42, 39,467.06 and 21,675.78 is: 32,513.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,311.42 : 39,467.06 = 21,675.78 : x
  2. Step 2: Convert to fraction form
    26,311.42/39,467.06 = 21,675.78/x
  3. Step 3: Cross multiply
    26,311.42x = 39,467.06 × 21,675.78
  4. Step 4: Simplify right side
    26,311.42x = 855,479,309.81
  5. Step 5: Solve for x
    x = 855,479,309.81/26,311.42
  6. Step 6: Final answer
    x = 32,513.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.